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May 1, 2020 Service bulletin

Instructions for how to perform a software update on the Control unit for the auxiliary alarm system in...

Porsche technical service bulletin No. 41-20 for 2009-2020 Porsche Cayenne, 2014-2020 Porsche Macan and 2012-2020 Porsche 911 and others.

Bulletin number
No. 41-20
Component
Electrical system
Summary
Instructions for how to perform a software update on the Control unit for the auxiliary alarm system in the event that the vehicle will not start.

Owners of these vehicles have filed 104 complaints in the electrical category.

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